Wykres commitów

89 Commity (master)

Autor SHA1 Wiadomość Data
IanSB c2cea0c45b Update BBC vhdl to v7.9 & v6.8 2020-11-24 00:12:55 +00:00
IanSB 942aac9518 Update vhdl 2020-11-04 17:26:31 +00:00
IanSB 8812b929d7 Update RGB V7 VHDL to fix mux bug 2020-10-02 23:56:09 +01:00
IanSB 300fd29dd3 Update 24Mhz CPLD to V7.6 2020-09-30 16:08:19 +01:00
IanSB e997a48f99 Update 6 bit CPLD to v7.5 2020-08-27 23:55:25 +01:00
IanSB 168c617b25 Update RGB CPLD to inhibit clamp pulse in DC mode 2020-06-23 05:46:40 +01:00
IanSB 09533978ee Fix CPLD issue 2020-02-23 06:39:37 +00:00
IanSB 743a665a30 Update RGB cpld with sync on green support 2020-02-22 18:53:16 +00:00
David Banks 1341539945 CPLD: cosmetic renaming, no change to jedec files
Change-Id: Icb26a3fc735ae493a6fc363d3ddf05f534bea7e2
2020-02-08 12:41:24 +00:00
David Banks 7c5ad6db84 BBC CPLD v6.6 rebuilt; RGB CPLD v7.2: remove swap_bits
Change-Id: I31d42895028465890f672212133d52abcb1eaa27
2020-02-08 12:41:24 +00:00
David Banks 7150fee0d0 VHDL: properly isolate analog additions (now v6.6 as mono on vsync dropped)
Change-Id: Ibe623728d4dee39672fd533c3ee3ff8fa2fd93c6
2019-12-22 16:22:18 +00:00
David Banks 850703474c VHDL: formatting only, remove tabs
Change-Id: I3123b5ab7751c95953b5b5dd889c50c120324b95
2019-12-22 15:30:38 +00:00
IanSB 9076eb238b Update common VHDL with support for new RGB/YUV board (RGB7.1 / YUV3.1) 2019-12-17 02:35:04 +00:00
David Banks 98170366a5 Refactor xilinx projects so vhdl_bbc and vhdl_RGB_6bit share same vhdl/ucf file
Change-Id: I7c6db57f6b1fe8331dbeaacc81e49e8239349625
2019-12-05 14:34:59 +00:00
IanSB c3d1ac43de Update CPLD to v6.5: Add new mux option in 6 bit mode using the Vsync input for monochrome video 2019-11-10 02:30:51 +00:00
David Banks 3b58d05cdd CPLD: Updated fitting notes for v6.4
Change-Id: I56c96e0155cbc44e7bd820aeb3f9f3c1c7797d3c
2019-04-04 14:08:10 +01:00
IanSB c2d17bfe94 CPLD V6.4 separate vsync 2019-04-03 20:32:22 +01:00
David Banks b2436c6ffd CPLD: Updated fitting notes for v6.3
Change-Id: Ie4195034fd00e569bf14284b3ac7797a7118b9bd
2019-03-31 18:01:16 +01:00
IanSB 01ccdbded8 Binary .jed for CPLD v6.3 2019-03-31 16:26:40 +01:00
IanSB 3b9df23f84 CPLD v6.3 send csync2 to Pi and change csync to psync delay 2019-03-27 02:23:53 +00:00
David Banks 6778315345 CPLD: Fixed a bug with half-pixel delay (now v6.2)
Change-Id: I110ba7cb322438801aa26ce51a933a1d7d40804c
2019-03-24 12:11:12 +00:00
David Banks 58fb277106 CPLD: Increased counter from 7 back to 8 bits (now v6.1)
Change-Id: Ia803625db0b88204f41de3f81ba5d870d1ea1e40
2019-03-24 08:42:36 +00:00
David Banks 989d098b32 Delay reduced to 2 bits plus psync changes (now v6.0)
Change-Id: Ie84ecd1556d796a8edd9080d14ec0e8acbefdd16
2019-03-23 18:33:53 +00:00
David Banks a2d5ed5722 CPLD: Added sync invert function (now v5.0)
Change-Id: Ie1701c5ba25e198e741cb51ce87b33e708b415f1
2019-03-14 18:10:30 +00:00
David Banks a03b884f3e CPLD: Reverted: Align quad timing back to cycle 0 as before (issues at offset 0)
Change-Id: I83aa6f555695a1cd5a607e676a4b110cfdbf35e9
2019-03-13 13:57:51 +00:00
David Banks ecc5813441 CPLD: Fix long-standing bug concerning offset selection in Mode 0..6
Change-Id: I463f8d8994c365bbbb8d6d8c1ff2804401fc3380
2019-03-12 22:42:09 +00:00
David Banks 55e5d8f683 CPLD: Align quad timing back to cycle 0 as before
Change-Id: I0dd0504670f8e79f8139bc5f38bd7f8af52b8950
2019-03-12 22:32:08 +00:00
David Banks a58cd27837 CPLD: Optimize generation of PSync, and allow more skew
Change-Id: Id63a46a5cd909fd22445573666010a635e24a433
2019-03-12 21:31:11 +00:00
David Banks b4f808ee0d CPLD: Added half-odd and half-even sampling (now v4.0)
Change-Id: Ie349def5dacf1fe73cc15199c3cf4607e2332e7a
2019-03-12 18:47:29 +00:00
David Banks 4b27164f3c CPLD: Added one cycle of skew to PSYNC
Change-Id: I18b668e70c148781a5215b55a4e009760984855b
2019-03-08 18:32:41 +00:00
David Banks d568b3be96 CPLD: Allow PSYNC duty cycle to be asymmetric
Change-Id: I28bc639a496c845637998303b4d6e29a1dc0bbdf
2019-03-08 16:22:19 +00:00
David Banks f906cf98a0 CPLD: Halt the counter during HSYNC
Change-Id: I54d97c22572218a341e74f4bd861dfcbe66a0043
2019-03-08 16:20:38 +00:00
David Banks 8a21efe080 CPLD: Re-order bits when rate=1
Change-Id: Iee51a1916c47d95d4683578836f4c1b6f531e8b8
2019-03-08 13:49:25 +00:00
David Banks 30d1cec731 Implement rate bit to support double rate (6 bits/pixel) sampling
Change-Id: I324b9ea804f449e208361071d5081d28f9acf85d
2019-03-08 11:39:57 +00:00
David Banks 0b74c3fdd3 CPLD: Reduced counter from 12 to 8 bits, and trigger of rising edge of HSYNC
Change-Id: If1ccc236b5fc7e55c0eb278500a06671b32dc83c
2019-03-08 11:14:59 +00:00
David Banks 31ac05cd1e CPLD: Make counter_type a seperate type (no logical change)
Change-Id: Ieb022a9d96854c98acc8e01c7244188ac56dca92
2019-03-08 11:14:59 +00:00
David Banks d5a13e0077 CPLD: Updated fitting notes and .jed file with v2.3
Change-Id: I7a258df7f5f8b9610f8ef24242fbec24ec2f11ec
2019-03-08 11:14:59 +00:00
IanSB b5b6c7a880 Add separate H and V sync support to CPLD 2019-03-06 02:29:27 +00:00
David Banks 17b6673b13 CPLD: Correct issue with delay in 6 clocks/pixel mode
Change-Id: I55c2e8bf34a31d5fcbc2559d9ebc7af7257a71ec
2019-02-25 19:57:29 +00:00
David Banks cb5a8461b6 CPLD: Start sampling 8us earlier
Change-Id: I0f1215f801f46472597130476e8912a25bf00e38
2018-11-11 17:20:58 +00:00
David Banks 035381c1fc CPLD: Increment to version 2.0 and update checked-in .jed file
Change-Id: I58fe111c1bf969abe7692cffacd7d20a73647df6
2018-10-29 15:27:31 +00:00
David Banks 8658dfc9cc CPLD: Make bits 7..4 of the MODE 7 offset counter programmable
Change-Id: Icc44f2b90d27548559283236f8a7df749d817d4b
2018-10-29 15:26:16 +00:00
David Banks 5d7839ec84 CPLD: Re-centred MODE 7 screen
Change-Id: I70d8d27c773cddb849985c7ead85a71faaf8ed8b
2018-10-25 11:01:36 +01:00
David Banks a546d6bd42 CPLD: Updated released .jed file to v1.1
Change-Id: I2bdeddc68e3e3606425bae5d779a8db7729a8dac
2018-10-16 15:53:52 +01:00
David Banks 7369f6416f CPLD: Reduce csync de-glitch counter to 2 bits
Change-Id: I5752c6f15cc8c69a656187a9c94d5172df276586
2018-10-15 21:58:42 +01:00
David Banks a91f915022 CPLD: De-glitch both states of csync
Change-Id: Id0ad7dca9ab36fc39bef246896c2f4fcc9a34cc1
2018-10-15 20:53:12 +01:00
David Banks 4c9a79cc01 CPLD: increased de-glitching (IanB's issue) but still unresolved
Change-Id: I255bdba7d2b42d5078b3e4d616c3b1deee9ca466
2018-10-15 16:19:23 +01:00
David Banks 54bba7c5e1 Added JEDEC file for the 1.0 release
Change-Id: I78e6c0897c3825954e9a9a5ec4b9b676323d24eb
2018-09-23 12:38:00 +01:00
David Banks b2ed64acee CPLD: Start counting off leading edge of HSYNC
Change-Id: I3c1baa29f3db2183ce6920870bcb4e7c936c1b6b
2018-07-15 15:36:02 +01:00
David Banks 6982b3149a CPLD: Corrected sampling offset to better centre screen; CPLD version now 0.9
Change-Id: I2ef25e2bda982080329deaf6569299c695d7ee1d
2018-07-15 15:31:51 +01:00